Home / 126,181.42-189,201.22-41,896.49

Finding the Fourth Proportional to 126,181.42, 189,201.22 and 41,896.49

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Solution

The fourth proportional to 126,181.42, 189,201.22 and 41,896.49 is: 62,821.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,181.42 : 189,201.22 = 41,896.49 : x
  2. Step 2: Convert to fraction form
    126,181.42/189,201.22 = 41,896.49/x
  3. Step 3: Cross multiply
    126,181.42x = 189,201.22 × 41,896.49
  4. Step 4: Simplify right side
    126,181.42x = 7,926,865,970.97
  5. Step 5: Solve for x
    x = 7,926,865,970.97/126,181.42
  6. Step 6: Final answer
    x = 62,821.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.